diff --git a/cy_airquality_rpi.py b/cy_airquality_rpi.py
index ffeeb8c..64b1d48 100644
--- a/cy_airquality_rpi.py
+++ b/cy_airquality_rpi.py
@@ -49,7 +49,7 @@
     # Check for internet connectivity
     while True:
         try:
-            requests.get("http://www.google.com", timeout=1)
+            requests.get("https://www.google.com", timeout=1)
             break
         except requests.ConnectionError:
             print("No internet connection. Retrying in 30 minutes…")